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authorAl Viro <viro@zeniv.linux.org.uk>2012-04-12 20:32:25 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-04-27 09:51:09 -0700
commit4c88a16263381c429ae0ebdc213e3d1ba5710a75 (patch)
tree70851e2299efae404bd852e7b311c440f4bdd7c2
parentefc7bb83059be55362ef100c9642a091ede6f414 (diff)
ext4: fix endianness breakage in ext4_split_extent_at()
commit af1584f570b19b0285e4402a0b54731495d31784 upstream. ->ee_len is __le16, so assigning cpu_to_le32() to it is going to do Bad Things(tm) on big-endian hosts... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Cc: Ted Ts'o <tytso@mit.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/ext4/extents.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 7fc10ed7ef45..611647b28a4d 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2846,7 +2846,7 @@ static int ext4_split_extent_at(handle_t *handle,
if (err)
goto fix_extent_len;
/* update the extent length and mark as initialized */
- ex->ee_len = cpu_to_le32(ee_len);
+ ex->ee_len = cpu_to_le16(ee_len);
ext4_ext_try_to_merge(inode, path, ex);
err = ext4_ext_dirty(handle, inode, path + depth);
goto out;